Arrow Lake, MI Weather Forecast & Current Conditions

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Arrow Lake, MI Weather Maps

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Arrow Lake Weather Map
UTC Time: 9/18/2026, 15:42
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Arrow Lake, MI Regional Weather

Expires:202609181600;;659909
ASUS43 KDTX 181510
RWRMI 
MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
ISSUED BY NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1100 AM EDT FRI SEP 18 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTION TO VISIBILITY.


MIZ001>003-009>011-084-181600-
WESTERN UPPER MICHIGAN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
IRON MOUNTAIN  PTSUNNY   60  47  61 E5        30.38S TC  16           
HOUGHTON       PTSUNNY   56  46  69 E9        30.39S TC  13           
COPPER HARBOR    N/A     56  42  59 S8        30.40S TC  13           
IRONWOOD       PTSUNNY   55  49  80 E7        30.36F TC  13           
$$

ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY

  

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Arrow Lake, MI

This Morning
Mostly Cloudy
39°
40%
Today
Rain Showers
62°17°
40%
Saturday
Rain Showers
64°/ 39° 18°/
40%
Sunday
Cloudy
64°18°
0%
Sun Night-Mon
Mostly Cloudy
35°
0%
Mon Night
Cloudy
33°
0%
Tuesday
Clear
64°18°
0%
Wednesday
Clear
64°/ 37° 18°/
0%

Day: Mostly cloudy. Patchy fog. Light northeast winds.

Night: A 40 percent chance of rain showers. Mostly cloudy in the evening, then becoming partly cloudy. Lows around 39. Southeast winds 5 to 10 mph, becoming east after midnight.

Kenton, MI

This Morning
Cloudy
41°
20%
Today
Rain Showers
65°18°
20%
Saturday
Rain Showers
69°/ 38° 21°/
20%
Sunday
Cloudy
63°/ 34° 17°/
0%
Monday
Cloudy
62°/ 31° 17°/ -1°
0%
Tuesday
Sunny
65°/ 35° 18°/
0%
Wed Night-Thu
Cloudy
38°
0%

Day: Partly cloudy. Patchy fog. Light east winds.

Night: Partly cloudy with a 20 percent chance of rain showers. Lows around 41. Southeast winds 5 to 10 mph.

Ontonagon, MI

This Morning
Cloudy
42°
20%
Today
Rain Showers
65°18°
20%
Saturday
Sunny
67°/ 42° 19°/
0%
Sunday
Cloudy
65°/ 38° 18°/
0%
Monday
Cloudy
63°/ 35° 17°/
0%
Tue-Tue Night
Clear
65°18°
0%
Wednesday
Sunny
67°/ 40° 19°/
0%

Day: Partly cloudy. Light east winds.

Night: Partly cloudy with a 20 percent chance of rain showers. Lows 42 to 47. Southeast winds 5 to 10 mph.

Ironwood, MI

This Morning
Cloudy
42°
40%
Today
Rain Showers
65°18°
40%
Saturday
Rain Showers
66°/ 40° 19°/
20%
Sunday
Cloudy
64°/ 36° 18°/
0%
Monday
Cloudy
62°/ 34° 17°/
0%
Tuesday
Sunny
63°/ 36° 17°/
0%
Wed Night-Thu
Cloudy
38°
0%

Day: Partly cloudy. Patchy fog. Light east winds.

Night: A 40 percent chance of rain showers. Mostly cloudy in the evening, then becoming partly cloudy. Lows around 42 inland to around 48 at the shore. Southeast winds 5 to 10 mph.

L`Anse, MI

This Morning
Clear
38°
0%
Today
Rain Showers
65°18°
20%
Saturday
Rain Showers
67°/ 48° 19°/
20%
Sun Night-Mon
Mostly Cloudy
47°
0%
Mon Night
Clear
45°
0%
Tuesday
Sunny
60°/ 46° 16°/
0%
Wed Night-Thu
Cloudy
37°
0%

Day: Mostly clear. Patchy fog. East winds 5 to 10 mph.

Night: Mostly clear. Lows around 38 inland to around 47 at the shore. Southeast winds 5 to 10 mph.

Gwinn, MI

This Morning
Cloudy
39°
0%
Today
Cloudy
62°17°
0%
Saturday
Rain Showers
66°/ 42° 19°/
20%
Sun Night
Mostly Cloudy
48°
0%
Monday
Cloudy
57°/ 37° 14°/
0%
Tue Night
Clear
37°
0%
Wednesday
Sunny
63°/ 40° 17°/
0%

Day: Partly cloudy. Northeast winds 5 to 10 mph.

Night: Mostly clear. Lows around 39 inland to around 47 at the shore. Light east winds, becoming south 5 to 10 mph after midnight.

Iron Mountain, MI

This Morning
Mostly Cloudy
42°
40%
Today
Rain Showers
65°18°
20%
Saturday
Rain Showers
65°/ 42° 18°/
40%
Sunday
Cloudy
65°18°
0%
Sun Night-Mon
Mostly Cloudy
39°
0%
Mon Night
Cloudy
36°
0%
Tuesday
Clear
64°18°
0%
Wednesday
Clear
64°/ 40° 18°/
0%

Day: Mostly cloudy. North winds 5 to 10 mph.

Night: A 40 percent chance of rain showers. Mostly cloudy in the evening, then becoming partly cloudy. Lows around 42. East winds 5 to 10 mph.

Houghton, MI

This Morning
Clear
44°
0%
Today
Cloudy
62°17°
0%
Saturday
Sunny
66°/ 44° 19°/
0%
Sun Night
Mostly Cloudy
41°
0%
Monday
Cloudy
59°/ 38° 15°/
0%
Tuesday
Sunny
62°/ 39° 17°/
0%
Wed Night-Thu
Cloudy
42°
0%

Day: Mostly clear. Northeast winds 5 to 10 mph.

Night: Mostly clear. Lows around 44. East winds 5 to 10 mph with gusts up to 20 mph, becoming southeast after midnight.

Hurley, WI

Today
Rain Showers
62°/ 42° 17°/
50%
Saturday
Mostly Cloudy
65°/ 42° 18°/
0%
Sunday
Partly Cloudy
65°18°
0%
Sun Night-Mon
Mostly Cloudy
38°
0%
Mon Night
Cloudy
35°
0%
Tuesday
Sunny
65°/ 35° 18°/
0%
Wednesday
Cloudy
68°20°
0%
Thursday
Cloudy
68°20°
0%

Day: Mostly cloudy. A chance of showers this afternoon. Highs in the lower 60s. Southeast winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a 20 percent chance of showers. Lows in the lower 40s. Southeast winds around 5 mph.

Copper Harbor, MI

This Morning
Clear
46°
0%
Today
Cloudy
58°14°
0%
Saturday
Sunny
61°/ 46° 16°/
0%
Sun Night
Mostly Cloudy
45°
0%
Monday
Cloudy
55°/ 46° 13°/
0%
Tuesday
Sunny
57°/ 45° 14°/
0%
Wed Night-Thu
Cloudy
46°
0%

Day: Clear. Northeast winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly clear. Lows 46 to 51. Southeast winds 5 to 15 mph.

Phillips, WI

Today
Rain Showers
62°/ 45° 17°/
70%
Saturday
Rain Showers
62°/ 45° 17°/
20%
Sunday
Partly Cloudy
68°20°
0%
Sun Night
Mostly Cloudy
38°
0%
Mon Night
Mostly Cloudy
38°
0%
Tuesday
Sunny
62°/ 38° 17°/
0%
Wednesday
Cloudy
38°
0%
Thursday
Cloudy
38°
0%

Day: Mostly cloudy. A chance of showers late this morning, then showers likely this afternoon. Highs in the lower 60s. Southeast winds around 5 mph. Chance of rain 70 percent.

Night: Cloudy with a 50 percent chance of showers. Lows in the mid 40s. Southeast winds around 5 mph. Gusts up to 20 mph after midnight.

Menominee, MI

This Morning
Mostly Cloudy
44°
50%
Today
Rain Showers
65°18°
50%
Saturday
Rain Showers
65°/ 44° 18°/
50%
Sunday
Cloudy
67°19°
0%
Sun Night
Mostly Cloudy
39°
0%
Mon Night
Mostly Cloudy
39°
0%
Tuesday
Cloudy
62°/ 38° 17°/
0%
Wed-Wed Night
Cloudy
65°18°
0%
Thursday
Cloudy
69°21°
0%

Day: Mostly cloudy. North winds 5 to 10 mph.

Night: Mostly cloudy with a 50 percent chance of rain showers. Lows 44 to 49. East winds 5 to 10 mph, becoming northeast after midnight.

Ashland, WI

Today
Rain Showers
62°/ 45° 17°/
50%
Saturday
Mostly Cloudy
65°/ 42° 18°/
0%
Sunday
Partly Cloudy
65°18°
0%
Sun Night-Mon
Mostly Cloudy
38°
0%
Mon Night
Cloudy
35°
0%
Tuesday
Sunny
65°/ 38° 18°/
0%
Wednesday
Cloudy
68°20°
0%
Thursday
Cloudy
68°20°
0%

Day: Mostly cloudy. A slight chance of showers late this morning, then a chance of showers this afternoon. Highs in the lower 60s. Southeast winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy. A chance of showers, mainly in the evening. Lows in the mid 40s. Southeast winds around 5 mph. Chance of rain 50 percent.

Escanaba, MI

This Morning
Cloudy
48°
50%
Today
Rain Showers
65°18°
20%
Saturday
Rain Showers
66°/ 38° 19°/
40%
Sunday
Cloudy
67°19°
0%
Sun Night-Mon
Mostly Cloudy
36°
0%
Mon Night
Cloudy
35°
0%
Tuesday
Clear
65°18°
0%
Wednesday
Clear
65°/ 40° 18°/
0%

Day: Partly cloudy. North winds 5 to 10 mph.

Night: A slight chance of rain showers in the evening, then a chance of rain showers after midnight. Partly cloudy. Lows 38 to 43 inland to around 48 at the shore. East winds 5 to 10 mph. Chance of rain 50 percent.

Grand Marais, MI

This Morning
Clear
45°
0%
Today
Sunny
62°17°
0%
Saturday
Rain Showers
68°/ 48° 20°/
20%
Sun Night
Mostly Cloudy
38°
0%
Mon-Mon Night
Cloudy
61°16°
0%
Tuesday
Clear
65°18°
0%
Wednesday
Clear
65°/ 39° 18°/
0%

Day: Mostly clear. Northeast winds 5 to 10 mph.

Night: Mostly clear. Patchy frost after midnight. Lows 35 to 40 inland to around 45 at the shore. East winds 5 to 10 mph, becoming southeast after midnight.

Washburn, WI

Today
Rain Showers
62°/ 45° 17°/
50%
Saturday
Partly Cloudy
65°/ 48° 18°/
0%
Sunday
Partly Cloudy
62°17°
0%
Sun Night-Mon
Mostly Cloudy
42°
0%
Mon Night
Cloudy
38°
0%
Tue-Tue Night
Clear
62°17°
0%
Wednesday
Cloudy
68°20°
0%
Thursday
Cloudy
68°20°
0%

Day: Cloudy. A chance of showers this afternoon. Highs in the lower 60s. East winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of showers. Lows in the mid 40s. East winds around 5 mph.

Hayward, WI

Today
Rain Showers
62°/ 45° 17°/
70%
Saturday
Rain Showers
65°/ 45° 18°/
20%
Sunday
Partly Cloudy
68°20°
0%
Sun Night-Mon
Mostly Cloudy
38°
0%
Mon Night
Cloudy
38°
0%
Tuesday
Cloudy
38°
0%
Wednesday
Cloudy
38°
0%
Thursday
Cloudy
38°
0%

Day: Mostly cloudy. A chance of showers late this morning, then showers likely this afternoon. Highs in the lower 60s. Southeast winds around 5 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a 50 percent chance of showers. Lows in the mid 40s. East winds around 5 mph. Gusts up to 20 mph in the evening.

Grand Marais, MN

Today
Mostly Cloudy
58°/ 42° 14°/
0%
Saturday
Sunny
62°/ 45° 17°/
0%
Sunday
Sunny
60°/ 38° 16°/
0%
Monday
Sunny
58°/ 38° 14°/
0%
Tue Night
Cloudy
38°
0%
Wednesday
Cloudy
38°
0%
Thursday
Cloudy
38°
0%

Day: Mostly cloudy. Highs in the upper 50s. East winds 5 to 10 mph with gusts up to 20 mph.

Night: Mostly cloudy. Lows in the lower 40s. East winds around 5 mph. Gusts up to 20 mph in the evening.

Manistique, MI

This Morning
Cloudy
38°
20%
Today
Cloudy
68°20°
0%
Saturday
Rain Showers
65°/ 38° 18°/
20%
Sunday
Cloudy
67°19°
0%
Sun Night-Mon
Mostly Cloudy
37°
0%
Mon Night
Cloudy
36°
0%
Tue-Tue Night
Clear
63°17°
0%
Wednesday
Cloudy
64°/ 39° 18°/
0%
Thursday
Cloudy
68°20°
0%

Day: Partly cloudy. North winds 5 to 10 mph.

Night: A slight chance of rain showers after midnight. Partly cloudy. Lows around 38 inland to around 46 at the shore. East winds 5 to 10 mph. Chance of rain 20 percent.

Superior, WI

Today
Rain Showers
62°/ 45° 17°/
50%
Saturday
Mostly Cloudy
65°/ 45° 18°/
0%
Sunday
Partly Cloudy
62°17°
0%
Sun Night-Mon
Mostly Cloudy
40°
0%
Mon Night
Cloudy
38°
0%
Tuesday
Sunny
62°/ 38° 17°/
0%
Wednesday
Cloudy
38°
0%
Thursday
Cloudy
38°
0%

Day: Cloudy. A slight chance of showers late this morning, then a chance of showers this afternoon. Cooler with highs in the lower 60s. East winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy. A chance of showers, mainly in the evening. Lows in the mid 40s. East winds around 5 mph. Chance of rain 50 percent.

Names listed above may include county names.

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